| Family |
Hamilton McKown Twombly, Sr., b. 11 Aug 1849, Boston, Suffolk, Massachusetts, United States d. 10 Jan 1910, Madison, Morris, New Jersey, United States (Age 60 years) |
| Children |
| | 1. Florence Vanderbilt Twombly, b. 20 Dec 1881, New York City, New York, United States d. 17 Nov 1969, New York City, New York, United States (Age 87 years) |
| | 2. Hamilton McKown “Ham” Twombly, Jr., b. 8 Apr 1888, Madison, Morris, New Jersey, United States d. 5 Jul 1906, Grafton, New Hampshire, United States (Age 18 years) |
| | 3. Ruth Vanderbilt Twombly, b. 15 Apr 1885, New York, United States d. 1 Sep 1954, Paris, Île-de-France, France (Age 69 years) |
| | 4. Alice Twombly, b. 3 Aug 1879, Morris County, New Jersey, United States d. 1 Jan 1896, Manhattan, New York City, New York, United States (Age 16 years) |
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